Home / 113,886.65-157,164.75-62,900.66

Finding the Fourth Proportional to 113,886.65, 157,164.75 and 62,900.66

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Solution

The fourth proportional to 113,886.65, 157,164.75 and 62,900.66 is: 86,803.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,886.65 : 157,164.75 = 62,900.66 : x
  2. Step 2: Convert to fraction form
    113,886.65/157,164.75 = 62,900.66/x
  3. Step 3: Cross multiply
    113,886.65x = 157,164.75 × 62,900.66
  4. Step 4: Simplify right side
    113,886.65x = 9,885,766,503.74
  5. Step 5: Solve for x
    x = 9,885,766,503.74/113,886.65
  6. Step 6: Final answer
    x = 86,803.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.